902802401 has 2 divisors, whose sum is σ = 902802402. Its totient is φ = 902802400.

The previous prime is 902802389. The next prime is 902802427. The reversal of 902802401 is 104208209.

It is an a-pointer prime, because the next prime (902802427) can be obtained adding 902802401 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 888934225 + 13868176 = 29815^2 + 3724^2 .

It is a cyclic number.

It is not a de Polignac number, because 902802401 - 2¹⁰ = 902801377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (902802301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451401200 + 451401201.

It is an arithmetic number, because the mean of its divisors is an integer number (451401201).

Almost surely, 2^902802401 is an apocalyptic number.

It is an amenable number.

902802401 is a deficient number, since it is larger than the sum of its proper divisors (1).

902802401 is an equidigital number, since it uses as much as digits as its factorization.

902802401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 902802401 is about 30046.6703812586. The cubic root of 902802401 is about 966.4904531092.

The spelling of 902802401 in words is "nine hundred two million, eight hundred two thousand, four hundred one".